PAI RUSH

Math lover must see! !

Pi is determined to π!

I will send to math lovers of 10 million people across the country like that.

Game type quickly earnestly the ratio of the circumference of a circle appeared here!

Do Uchikomeru of orders of magnitude the ratio of the circumference of a circle within a specified period of time? ?

Super-spicy specifications immediately exit you make a mistake! !
Because Uchikomeru without looking if you remember, it Misetsukero your memory skills!

○ It is recommended in such one
• The person hobby to remember the ratio of the circumference of a circle
• The person who was full of barrage gate in the game center
• those who are hitting the daily calculator accountants